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Using new 'unwrap_or_exit' from libextra.

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This commit is contained in:
Jose Narvaez
2017-12-15 18:31:07 +00:00
parent 52cae8be05
commit 0e327d8124
8 changed files with 38 additions and 114 deletions
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Cargo.lock
Generated
+1 -1
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@@ -84,7 +84,7 @@ dependencies = [
[[package]]
name = "extra"
version = "0.1.0"
source = "git+https://github.com/redox-os/libextra.git#402932084acd5fef4812945887ceaaa2ddd5f264"
source = "git+https://github.com/redox-os/libextra.git#f38608acd9cc00e1c8bd41a1a96d31becf239913"
[[package]]
name = "failure"
src/bin/groupadd.rs
+7 -9
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@@ -47,32 +47,30 @@ fn main() {
let stdout = io::stdout();
let mut stdout = stdout.lock();
let mut stderr = io::stderr();
let mut parser = ArgParser::new(1)
.add_flag(&["h", "help"])
.add_flag(&["f", "force"])
.add_opt("g", "gid");
parser.parse(env::args());
// Shows the help
if parser.found("help") {
stdout.write_all(MAN_PAGE.as_bytes()).try(&mut stderr);
stdout.flush().try(&mut stderr);
exit(0);
}
let groupname = if parser.args.is_empty() {
eprintln!("groupadd: no group name specified");
exit(1);
} else {
&parser.args[0]
};
let gid = if let Some(gid) = parser.get_opt("gid") {
let gid = gid.parse::<u32>().unwrap_or_else(|err| {
eprintln!("groupadd: {}", err);
exit(1);
});
let gid = gid.parse::<u32>().unwrap_or_exit(1);
match get_group_by_id(gid as usize) {
Ok(_) => {
eprintln!("groupadd: group already exists");
@@ -95,7 +93,7 @@ fn main() {
}
}
};
match add_group(groupname, gid, &[""]) {
Ok(_) => { },
Err(ref err) if err.downcast_ref::<UsersError>() == Some(&UsersError::AlreadyExists) && parser.found("force") => {
src/bin/id.rs
+14 -56
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@@ -97,15 +97,9 @@ pub fn main() {
exit(1);
}
let egid = get_egid().unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let egid = get_egid().unwrap_or_exit(1);
let gid = get_gid().unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let gid = get_gid().unwrap_or_exit(1);
print_msg(&format!("{} {}\n", egid, gid), &mut stdout, &mut stderr);
exit(0);
@@ -128,15 +122,9 @@ pub fn main() {
get_euid()
};
let uid = uid_result.unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let uid = uid_result.unwrap_or_exit(1);
let user = get_user_by_id(uid).unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let user = get_user_by_id(uid).unwrap_or_exit(1);
print_msg(&format!("{}\n", user.user), &mut stdout, &mut stderr);
exit(0);
@@ -144,10 +132,7 @@ pub fn main() {
// Display real user ID
if parser.found(&'u') && parser.found(&'r') {
let uid = get_uid().unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let uid = get_uid().unwrap_or_exit(1);
print_msg(&format!("{}\n", uid), &mut stdout, &mut stderr);
exit(0);
@@ -155,10 +140,7 @@ pub fn main() {
// Display effective user ID
if parser.found(&'u') {
let euid = get_euid().unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let euid = get_euid().unwrap_or_exit(1);
print_msg(&format!("{}\n", euid), &mut stdout, &mut stderr);
exit(0);
@@ -173,15 +155,9 @@ pub fn main() {
get_egid()
};
let gid = gid_result.unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let gid = gid_result.unwrap_or_exit(1);
let group = get_group_by_id(gid).unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let group = get_group_by_id(gid).unwrap_or_exit(1);
print_msg(&format!("{}\n", group.group), &mut stdout, &mut stderr);
exit(0);
@@ -189,10 +165,7 @@ pub fn main() {
// Display the real group ID
if parser.found(&'g') && parser.found(&'r') {
let gid = get_gid().unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let gid = get_gid().unwrap_or_exit(1);
print_msg(&format!("{}\n", gid), &mut stdout, &mut stderr);
exit(0);
@@ -200,10 +173,7 @@ pub fn main() {
// Display effective group ID
if parser.found(&'g') {
let egid = get_egid().unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let egid = get_egid().unwrap_or_exit(1);
print_msg(&format!("{}\n", egid), &mut stdout, &mut stderr);
exit(0);
@@ -222,25 +192,13 @@ pub fn main() {
}
// We get everything we can and show
let euid = get_euid().unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let euid = get_euid().unwrap_or_exit(1);
let egid = get_egid().unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let egid = get_egid().unwrap_or_exit(1);
let user = get_user_by_id(euid).unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let user = get_user_by_id(euid).unwrap_or_exit(1);
let group = get_group_by_id(egid).unwrap_or_else(|err| {
eprintln!("id: {}", err);
exit(1);
});
let group = get_group_by_id(egid).unwrap_or_exit(1);
let msg = format!("uid={}({}) gid={}({})\n", euid, user.user, egid, group.group);
print_msg(&msg, &mut stdout, &mut stderr);
src/bin/passwd.rs
+3 -12
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@@ -57,22 +57,13 @@ fn main() {
exit(0);
}
let uid = get_uid().unwrap_or_else(|err| {
eprintln!("passwd: {}", err);
exit(1);
});
let uid = get_uid().unwrap_or_exit(1);
let user = if parser.args.is_empty() {
get_user_by_id(uid).unwrap_or_else(|err| {
eprintln!("passwd: {}", err);
exit(1);
})
get_user_by_id(uid).unwrap_or_exit(1)
} else {
let username = &parser.args[0];
get_user_by_name(username).unwrap_or_else(|err| {
eprintln!("passwd: {}", err);
exit(1);
})
get_user_by_name(username).unwrap_or_exit(1)
};
let uid = uid as u32;
src/bin/su.rs
+2 -8
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@@ -63,15 +63,9 @@ pub fn main() {
parser.args[0].to_string()
};
let uid = get_uid().unwrap_or_else(|err|{
eprintln!("su: {}", err);
exit(1);
});
let uid = get_uid().unwrap_or_exit(1);
let user = get_user_by_name(&target_user).unwrap_or_else(|err| {
eprintln!("su: {}", err);
exit(1);
});
let user = get_user_by_name(&target_user).unwrap_or_exit(1);
if uid > 0 || user.hash != "" {
stdout.write_all(b"password: ").try(&mut stderr);
src/bin/sudo.rs
+5 -12
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@@ -1,6 +1,7 @@
#![deny(warnings)]
extern crate arg_parser;
extern crate extra;
extern crate syscall;
extern crate termion;
extern crate redox_users;
@@ -11,6 +12,7 @@ use std::os::unix::process::CommandExt;
use std::process::{Command, exit};
use arg_parser::ArgParser;
use extra::option::OptionalExt;
use termion::input::TermRead;
use redox_users::{get_uid, get_user_by_id, get_group_by_name};
@@ -65,21 +67,12 @@ pub fn main() {
exit(1);
});
let uid = get_uid().unwrap_or_else(|err| {
eprintln!("sudo: {}", err);
exit(1);
});
let uid = get_uid().unwrap_or_exit(1);
let user = get_user_by_id(uid).unwrap_or_else(|err| {
eprintln!("sudo: {}", err);
exit(1);
});
let user = get_user_by_id(uid).unwrap_or_exit(1);
if uid != 0 {
let sudo_group = get_group_by_name("sudo").unwrap_or_else(|err| {
eprintln!("sudo: {}", err);
exit(1);
});
let sudo_group = get_group_by_name("sudo").unwrap_or_exit(1);
if sudo_group.users.iter().any(|name| name == &user.user) {
if ! user.hash.is_empty() {
src/bin/useradd.rs
+4 -8
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@@ -1,6 +1,7 @@
#![deny(warnings)]
extern crate arg_parser;
extern crate extra;
extern crate redox_users;
use std::{env, io};
@@ -10,6 +11,7 @@ use std::os::unix::fs::DirBuilderExt;
use std::process::exit;
use arg_parser::ArgParser;
use extra::option::OptionalExt;
use redox_users::{add_group, add_user, get_unique_group_id, get_unique_user_id};
const MAN_PAGE: &'static str = /* @MANSTART{useradd} */ r#"
@@ -100,10 +102,7 @@ fn main() {
let uid = if parser.found("uid") {
match parser.get_opt("uid") {
Some(uid) => uid.parse::<u32>().unwrap_or_else(|err| {
eprintln!("useradd: invalid uid value: {}", err);
exit(1);
}),
Some(uid) => uid.parse::<u32>().unwrap_or_exit(1),
None => {
eprintln!("useradd: missing uid value");
exit(1);
@@ -127,10 +126,7 @@ fn main() {
} else {
if parser.found("gid") {
gid = match parser.get_opt("gid") {
Some(gid) => gid.parse::<u32>().unwrap_or_else(|err| {
eprintln!("useradd: invalid argument to gid: {}", err);
exit(1);
}),
Some(gid) => gid.parse::<u32>().unwrap_or_exit(1),
None => {
eprintln!("useradd: missing gid argument");
exit(1);
src/bin/whoami.rs
+2 -8
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@@ -48,15 +48,9 @@ fn main() {
exit(0);
}
let euid = get_euid().unwrap_or_else(|err| {
println!("whoami: {}", err);
exit(1);
});
let euid = get_euid().unwrap_or_exit(1);
let user = get_user_by_id(euid).unwrap_or_else(|err| {
println!("whoami: {}", err);
exit(1);
});
let user = get_user_by_id(euid).unwrap_or_exit(1);
println!("{}", user.user);
exit(0);